Col. Anthony Pena, (left) 433rd Medical Squadron commander, receives his second career Meritorious Service Medal from retired Col. Wayne Olson, the presiding official for Pena's retirement ceremony, held at Joint Base San Antonio-Lackland June 6. Pena is retiring after more than 32 years of service in the Air Force Reserves. (U.S. Air Force photo/Senior Airman Bryan Swink)